<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        span{
            color:red;
        }
    </style>
</head>

<body>
    <h2>注册</h2>
    <p>
        <input type="text" placeholder="请输入用户名" class="username">
        <span></span>
    </p>
    <p>
        <input type="password" placeholder="请输入密码" class="password">
        <span></span>
    </p>

    <p>
        <input type="password" placeholder="请输入重复密码" class="rePassword">
        <span></span>
    </p>

    <p>
        <input type="text" placeholder="请输入邮箱" class="email">
        <span></span>
    </p>
    <p>
        <input type="text" placeholder="请输入昵称" class="nickname">
        <span></span>
    </p>

    <script src="./lib/require.js" data-main="main"></script>
</body>

</html>